参考答案:D
参考解析:
【解析】最后一段中提及“The benefits that a rich country gets through trade do not come at the expense of its poor country trading partners or vice versa”,可排除A、B项。文中还提到“the benefits seem to come from nowhere.Surely one side or the other must lose.Not so”,可排除C项。从而确定D项。
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